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DE68919684D1 - System for fault localization in a substation. - Google Patents

System for fault localization in a substation.

Info

Publication number
DE68919684D1
DE68919684D1 DE68919684T DE68919684T DE68919684D1 DE 68919684 D1 DE68919684 D1 DE 68919684D1 DE 68919684 T DE68919684 T DE 68919684T DE 68919684 T DE68919684 T DE 68919684T DE 68919684 D1 DE68919684 D1 DE 68919684D1
Authority
DE
Germany
Prior art keywords
substation
fault localization
localization
fault
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE68919684T
Other languages
German (de)
Other versions
DE68919684T2 (en
Inventor
Takashi Isozaki
Katsuro Shinoda
Toshiyuki Kawaguchi
Hiroyuki Katsukawa
Kazumi Nakanishi
Hiroyuki Abe
Yasuhisa Sakurai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NGK Insulators Ltd filed Critical NGK Insulators Ltd
Application granted granted Critical
Publication of DE68919684D1 publication Critical patent/DE68919684D1/en
Publication of DE68919684T2 publication Critical patent/DE68919684T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G01R15/245—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect
    • G01R15/246—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect based on the Faraday, i.e. linear magneto-optic, effect
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52—Outage or fault management, e.g. fault detection or location

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
DE68919684T 1989-05-29 1989-05-31 System for fault localization in a substation. Expired - Fee Related DE68919684T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000601040A CA1330578C (en) 1989-05-29 1989-05-29 System for detecting fault location in substation
EP89305443A EP0400230B1 (en) 1989-05-29 1989-05-31 System for detecting fault location in substation

Publications (2)

Publication Number Publication Date
DE68919684D1 true DE68919684D1 (en) 1995-01-12
DE68919684T2 DE68919684T2 (en) 1995-06-14

Family

ID=25672762

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68919684T Expired - Fee Related DE68919684T2 (en) 1989-05-29 1989-05-31 System for fault localization in a substation.

Country Status (4)

Country Link
US (1) US5243293A (en)
EP (1) EP0400230B1 (en)
CA (1) CA1330578C (en)
DE (1) DE68919684T2 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06225448A (en) * 1992-12-04 1994-08-12 Fuji Electric Co Ltd Busbar protection method
CN1324324C (en) * 2002-12-20 2007-07-04 铼宝科技股份有限公司 Method and device for measuring photoelectric characteristics of organic light-emitting diodes
US7183765B2 (en) * 2003-06-26 2007-02-27 The Regents Of The University Of California Micro-position sensor using faraday effect
CN100351637C (en) * 2003-10-10 2007-11-28 铼宝科技股份有限公司 Measuring equipment and method for photoelectric characteristics of organic light-emitting diodes
JP2006112968A (en) * 2004-10-15 2006-04-27 Toyota Motor Corp Current detector
IN2014DN06730A (en) * 2012-02-23 2015-05-22 Toyota Motor Co Ltd
KR20140017392A (en) * 2012-08-01 2014-02-11 삼성전자주식회사 Display apparatus and method for error detecting of voltage thereof
CN104375055B (en) * 2013-08-15 2017-05-17 通用电气公司 Fault locating device and method of power distribution network
CN103969554A (en) * 2014-05-30 2014-08-06 智友光电技术发展有限公司 On-line fault location device and location method for high-voltage cable lines
US9582349B1 (en) 2014-08-20 2017-02-28 Altera Corporation Methods and apparatus for detecting memory bit corruption on an integrated circuit
GB2537850B (en) * 2015-04-28 2019-09-11 General Electric Technology Gmbh Bipolar DC power transmission scheme
CN105957073B (en) * 2015-04-29 2019-01-18 国网河南省电力公司电力科学研究院 Transmission line of electricity broken lot fault detection method
EP3598149A1 (en) * 2018-07-19 2020-01-22 Lumiker Aplicaciones Tecnologicas S.L. Method for measuring the current circulating through at least one conductor with optical fiber-based measuring equipment, and measuring equipment
CN109406991B (en) * 2018-09-18 2021-05-04 四川大学 In-place closing confirmation method based on horizontal rotation type high-voltage isolating switch
DE102018218207A1 (en) * 2018-10-24 2020-04-30 Siemens Aktiengesellschaft Use of an optical current sensor to measure currents in compensation chokes and transformers
CN111721992B (en) * 2020-06-19 2022-09-06 贵州江源电力建设有限公司 Optical fiber sensing system for measuring current intensity of three-phase high-voltage conductor
US11676788B2 (en) * 2020-12-22 2023-06-13 Schneider Electric USA, Inc. Circuit breaker handle indication using opto-mechanical design
CN112730995A (en) * 2021-01-14 2021-04-30 国网山东省电力公司电力科学研究院 Intelligent monitoring platform for occupational harmful factors of power grid

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3710247A (en) * 1970-09-08 1973-01-09 Siemens Ag Cable terminal for high voltage cables
DE7819223U1 (en) * 1978-06-27 1978-10-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt High voltage switch or switchgear
JPS5934169A (en) * 1982-08-19 1984-02-24 Mitsubishi Electric Corp Fault detecting device
JPS5938663A (en) * 1982-08-27 1984-03-02 Hitachi Cable Ltd Current measurement device using optical fiber
JPS613075A (en) * 1984-06-18 1986-01-09 Sumitomo Electric Ind Ltd Accident section identification device for power transmission lines
US4894609A (en) * 1985-08-07 1990-01-16 Ngk Insulators, Ltd. Electrical measuring device
KR880006815A (en) * 1986-11-12 1988-07-25 시키 모리야 Fault section detection device

Also Published As

Publication number Publication date
DE68919684T2 (en) 1995-06-14
EP0400230A1 (en) 1990-12-05
EP0400230B1 (en) 1994-11-30
US5243293A (en) 1993-09-07
CA1330578C (en) 1994-07-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee